java上机考试题目

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1、上机考试题目1、冒泡排序（P114、例6.20）（注意到时候是按照什么顺序排序的）publicclassBubbleSort{publicstaticvoidmain(String[]args){int[]array={63,4,24,1,3,5};BubbleSortsorter=newBubbleSort();sorter.sort(array);}//冒泡排序publicvoidsort(int[]array){for(inti=1;i

2、){if(array[j]>array[j+1]){inttemp=array[j];array[j]=array[j+1];array[j+1]=temp;}}showArray(array);}//遍历数组,并输出数组的元素。publicvoidshowArray(int[]array){for(inti=0;i

3、取界面的录入信息，并输出到控制台）这个地方大家可能会有疑问，因为之前写的没有重置这个按钮功能，我把他添了进去，所以到时候抽到这道题目的时候，注意下，题目是否要有重置监听器！importjava.awt.event.*;importjavax.swing.*;importjavax.swing.border.Border;importjavax.swing.border.EtchedBorder;importjavax.swing.border.TitledBorder;publicclassSwingReigsterextendsJFra

4、me{JPasswordFieldpwd=newJPasswordField();JTextFieldnameTxt=newJTextField();JTextAreaintrArea=newJTextArea();ButtonGroupgroup=newButtonGroup();JRadioButtonfRdo=newJRadioButton("男",true);JCheckBoxhobbyChk2=newJCheckBox("运动",true);JCheckBoxhobbyChk3=newJCheckBox("爬山");JCheck

5、BoxhobbyChk=newJCheckBox("睡觉");JComboBoxedicbo=newJComboBox();publicSwingReigster(){this.init();}publicvoidinit(){this.setTitle("用户注册");this.setBounds(100,100,340,500);this.createUI();this.setVisible(true);this.setDefaultCloseOperation(EXIT_ON_CLOSE);getContentPane().setL

6、ayout(null);}publicvoidcreateUI(){JPanelpanel=newJPanel();//添加边框Borderborder=BorderFactory.createEtchedBorder(EtchedBorder.LOWERED);TitledBordertBorder=BorderFactory.createTitledBorder(border,"注册面板",TitledBorder.CENTER,TitledBorder.TOP);panel.setBorder(tBorder);panel.setL

7、ayout(null);this.add(panel);//密码JLabelpwdLbl=newJLabel("输入密码:");pwdLbl.setBounds(10,80,60,25);panel.add(pwdLbl);pwd=newJPasswordField();pwd.setBounds(80,80,120,22);panel.add(pwd);//性别JLabelgenderLbl=newJLabel("性别:");genderLbl.setBounds(10,110,60,25);panel.add(genderLbl);g

8、roup=newButtonGroup();fRdo.setBounds(80,110,50,25);group.add(fRdo);JRadioButtonmRdo=newJRadioBut